Genuine Copystar cyan toner for CS-C2520, CS-C3225, CS-C3232, CS-C2525e, CS-C3225e, CS-C3232e, CS-C4035e. Every page shows sharp black text and consistent, professional results for as long as the cartridge lasts. Reliable and dependable so you can count on it when you need it most. All cartridges have been through rigorous testing to ensure that they are of the highest quality.